20359755

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1289}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 39443040

約数和(自身を除く): 19083285

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 405, 585, 1053, 1215, 1289, 1755, 3159, 3867, 5265, 6445, 11601, 15795, 16757, 19335, 34803, 50271, 58005, 83785, 104409, 150813, 174015, 251355, 313227, 452439, 522045, 754065, 1357317, 1566135, 2262195, 4071951, 6786585, 20359755]

約数ペア:

[(1, 20359755), (3, 6786585), (5, 4071951), (9, 2262195), (13, 1566135), (15, 1357317), (27, 754065), (39, 522045), (45, 452439), (65, 313227), (81, 251355), (117, 174015), (135, 150813), (195, 104409), (243, 83785), (351, 58005), (405, 50271), (585, 34803), (1053, 19335), (1215, 16757), (1289, 15795), (1755, 11601), (3159, 6445), (3867, 5265)]